Answer:
Prehistoric cave-art is important as it serves as some of the best means of showing the interaction between our primitive ancestors and the world as they perceived it. These people painted mostly animals that they most likely hunted as a major source of food, and in doing so left behind evidence of their activities
Answer:
1) a- bell
2) c- orchestra
3) e- range
4) d- reed
5) b- wind instrument
Hope this helped you! :)

TOPIC:- PASSIVE VOICE
QUESTION:- He was painting a portrait.
ANSWER:- A portrait was being painted by him
RULES FOR FORMATION:-
1. Change the object into subject.
2. use 3rd form of verb .
3. use by and then use subect as object.
HOPE IT HELPES YOU.
Essays are non-fiction works that discuss and analyze a specific topic and include the personal viewpoints of the author. Essays can comprise of various components, including: scholarly feedback, political statements, acquired arguments, perceptions of every day life, memories, and the writer's personal insights. Modern essays are usually penned in prose. The idea of an essay has been stretched out to different forms past writing. A film essay, for example, is a motion picture that usually consolidates narrative film making styles, and concentrates more on the development of a subject or thought. A photographic essay covers a theme with a connected series of photos that may have supporting content or captions.